225765

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 407160

約数和(自身を除く): 181395

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 173, 261, 435, 519, 865, 1305, 1557, 2595, 5017, 7785, 15051, 25085, 45153, 75255, 225765]

約数ペア:

[(1, 225765), (3, 75255), (5, 45153), (9, 25085), (15, 15051), (29, 7785), (45, 5017), (87, 2595), (145, 1557), (173, 1305), (261, 865), (435, 519)]